hi, ive tried most of the calls over the years but the one i am having alot of success with at the moment is the U caller .its loud without an extension speaker. there is different calls, dog call ,vixen call ,rabbit ,hare, magpie, crows ,ducks ,geese and there is a new chip just come out another fox one and a deer one ,to like i say im having some good success with it at the mo with my dogs and rifle . but im shaw other people will have different ideas for you
agree with you iv got one and they ar realy good